CN107745739A - 一种婴儿推车车架 - Google Patents

一种婴儿推车车架 Download PDF

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CN107745739A
CN107745739A CN201710971067.3A CN201710971067A CN107745739A CN 107745739 A CN107745739 A CN 107745739A CN 201710971067 A CN201710971067 A CN 201710971067A CN 107745739 A CN107745739 A CN 107745739A
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catch bar
locking device
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longitudinal rod
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CN107745739B (zh
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梁水瑛
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Jiangsu Shengjun Machinery Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • B62B7/08Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
    • B62B7/083Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • B62B7/08Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
    • B62B7/086Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis becoming smaller in all three dimensions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2205/00Hand-propelled vehicles or sledges being foldable or dismountable when not in use
    • B62B2205/02Hand-propelled vehicles or sledges being foldable or dismountable when not in use foldable widthwise

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
  • Toys (AREA)

Abstract

本发明公开了婴儿推车车架,前腿与后腿之间设置有铰链体,铰链体内设置有能相对其转动的转动套,转动套内设置有能在转动套内滑行且在与转动套一起转动后也能相对铰链体上下滑行的推动杆,前腿中部铰接有前连动杆,后腿中部铰接有后连动杆,并且前连动杆与后连动杆铰接,前腿与后腿之间还设有与推动杆相互倾斜的纵向杆,纵向杆下端与前连动杆和后连动杆铰接,纵向杆上端与铰链体之间设有第一卡锁装置,推动杆与铰链体之间设置有第二卡锁装置,在第二卡锁装置解锁后,推动杆转动并与纵向杆共线对接,并在第一卡锁装置解锁后通过推动杆推动纵向杆向下运动,进而通过前连动杆和后连动杆拉动前腿和后腿折叠。本发明结构简单,操作方便。

Description

一种婴儿推车车架
【技术领域】
本发明涉及一种婴儿推车车架。
【背景技术】
目前,婴儿车已成为小孩在成长过程中不可或缺的物品。市场上的婴儿车一般都能进行折叠或展开,但是现有婴儿车的骨架结构十分复杂,造成婴儿车笨重,人们在折叠时非常费力,操作不方便。
因此,本发明正是基于以上的不足而产生的。
【发明内容】
本发明目的是克服了现有技术的不足,提供一种结构简单,操作方便的婴儿推车车架。
本发明是通过以下技术方案实现的:
一种婴儿推车车架,其特征在于:包括连接有轮子20的前腿1和后腿2,所述的前腿1与后腿2之间设置有用于使二者转动连接的铰链体3,所述的铰链体3内设置有能相对其转动的转动套4,所述的转动套4内设置有能在转动套4内滑行且在与转动套4一起转动后也能相对铰链体3上下滑行的推动杆5,所述的前腿1中部铰接有前连动杆6,所述的后腿2中部铰接有后连动杆7,并且所述的前连动杆6与后连动杆7铰接,所述的前腿1与后腿2之间还设有与推动杆5相互倾斜的纵向杆8,所述的纵向杆8下端与前连动杆6和后连动杆7铰接,所述的纵向杆8上端与铰链体3之间设有第一卡锁装置9,所述的推动杆5与铰链体3之间设置有第二卡锁装置10,在第二卡锁装置10解锁后,所述的推动杆5转动并与纵向杆8共线对接,并在第一卡锁装置9解锁后通过推动杆5推动纵向杆8向下运动,进而通过前连动杆6和后连动杆7拉动前腿1和后腿2折叠。
如上所述的婴儿推车车架,其特征在于:所述的第一卡锁装置9包括设在纵向杆8上端的锁定孔91,所述的铰链体3上设有能与锁定孔91配合卡锁的锁定销92,所述的锁定销92与铰链体3内还设有第一复位弹簧93,所述的推动杆5上设有在其转动时能将锁定销92从锁定孔91内推出而使第一卡锁装置9解锁的推动部51。
如上所述的婴儿推车车架,其特征在于:所述的锁定孔91呈弧形,所述的推动部51与锁定销92均与弧形锁定孔91匹配。
如上所述的婴儿推车车架,其特征在于:所述的第二卡锁装置10包括设在铰链体3上的卡锁孔101,所述的推动杆5内设有能与卡锁孔101配合的卡锁销102,所述的推动杆5内设有能够拉动卡锁销102与卡锁孔101脱离的拉索103,所述的推动杆5内还设有能使卡锁销102与卡锁孔101保持卡锁的第二弹簧104。
如上所述的婴儿推车车架,其特征在于:在第一卡锁装置9和第二卡锁装置10锁定时,所述的推动部51与锁定销92均位于锁定孔91内,所述的推动部51上设有供卡锁销102穿过的让位孔52。
与现有技术相比,本发明有如下优点:
1、本发明的第二卡锁装置解锁以后,推动杆则可以与转动套一起转动,推动杆转动以后就与纵向杆共线对接,因此,推动杆与纵向杆就不再相互倾斜,这样推动杆与纵向杆就能相对铰接体向下滑行。接着在第一卡锁装置解锁以后,从上往下对推动杆施加推力,推动杆就推动纵向杆下行,于是纵向杆就推动前连动杆和后连动杆转动,前连动杆和后连动杆就拉动前腿和后腿靠拢折叠。整个结构非常简单,而且也很方便。
2、本发明的推动杆转动时就驱动第一卡锁装置解锁,实现了联动控制,控制更简单,不再需要单独设置驱动第一卡锁装置解锁的解锁部件,结构更简单,设计巧妙。
3、本发明结构简单,操作方便,适合推广应用。
【附图说明】
图1是本发明示意图之一;
图2是图1中A处的放大视图;
图3是本发明示意图之二;
图4是图3中B处的放大视图;
图5是本发明示意图之三;
图6是图5中C处的放大视图。
【具体实施方式】
下面结合附图对本发明作进一步描述:
一种婴儿推车车架,包括连接有轮子20的前腿1和后腿2,所述的前腿1与后腿2之间设置有用于使二者转动连接的铰链体3,所述的铰链体3内设置有能相对其转动的转动套4,所述的转动套4内设置有能在转动套4内滑行且在与转动套4一起转动后也能相对铰链体3上下滑行的推动杆5,所述的前腿1中部铰接有前连动杆6,所述的后腿2中部铰接有后连动杆7,并且所述的前连动杆6与后连动杆7铰接,所述的前腿1与后腿2之间还设有与推动杆5相互倾斜的纵向杆8,所述的纵向杆8下端与前连动杆6和后连动杆7铰接,所述的纵向杆8上端与铰链体3之间设有第一卡锁装置9,所述的推动杆5与铰链体3之间设置有第二卡锁装置10,在第二卡锁装置10解锁后,所述的推动杆5转动并与纵向杆8共线对接,并在第一卡锁装置9解锁后通过推动杆5推动纵向杆8向下运动,进而通过前连动杆6和后连动杆7拉动前腿1和后腿2折叠。
第二卡锁装置10解锁以后,推动杆5则可以与转动套4一起转动,推动杆5转动以后就与纵向杆8共线对接,因此,推动杆5与纵向杆8就不再相互倾斜,这样推动杆5与纵向杆8就能相对铰接体3向下滑行。接着在第一卡锁装置9解锁以后,从上往下对推动杆5施加推力,推动杆5就推动纵向杆8下行,于是纵向杆8就推动前连动杆6和后连动杆7转动,前连动杆6和后连动杆7就拉动前腿1和后腿2靠拢折叠。整个结构非常简单,而且也很方便。
所述的第一卡锁装置9包括设在纵向杆8上端的锁定孔91,所述的铰链体3上设有能与锁定孔91配合卡锁的锁定销92,所述的锁定销92与铰链体3内还设有第一复位弹簧93,所述的推动杆5上设有在其转动时能将锁定销92从锁定孔91内推出而使第一卡锁装置9解锁的推动部51。推动杆5转动时就驱动第一卡锁装置9解锁,实现了联动控制,控制更简单,不再需要单独设置驱动第一卡锁装置9解锁的解锁部件,结构更简单,设计巧妙。
所述的锁定孔91呈弧形,所述的推动部51与锁定销92均与弧形锁定孔91匹配。
所述的第二卡锁装置10包括设在铰链体3上的卡锁孔101,所述的推动杆5内设有能与卡锁孔101配合的卡锁销102,所述的推动杆5内设有能够拉动卡锁销102与卡锁孔101脱离的拉索103,所述的推动杆5内还设有能使卡锁销102与卡锁孔101保持卡锁的第二弹簧104。
在第一卡锁装置9和第二卡锁装置10锁定时,所述的推动部51与锁定销92均位于锁定孔91内,所述的推动部51上设有供卡锁销102穿过的让位孔52。
动作原理:
首先拉动拉索103,使得卡锁销102从卡锁孔101和让位孔52内退出,此时就可以转动推动杆5了。转动推动杆5,推动部51就将锁定销92从锁定孔91内推出,第一卡锁装置9解锁。当推动杆5和转动套4竖直时,推动杆5与纵向杆8大致共线,并且推动杆5与纵向杆8是对接在一起的,此时向下推动推动杆5,推动杆5与纵向杆8就能相对铰链体3向下滑行,纵向杆8就推动其与前连动杆6和后连动杆7相铰接位置,前连动杆6和后连动杆7就拉动前腿1和后腿2靠拢折叠。整个过程操作非常简单,而且运动平稳。

Claims (5)

1.一种婴儿推车车架,其特征在于:包括连接有轮子(20)的前腿(1)和后腿(2),所述的前腿(1)与后腿(2)之间设置有用于使二者转动连接的铰链体(3),所述的铰链体(3)内设置有能相对其转动的转动套(4),所述的转动套(4)内设置有能在转动套(4)内滑行且在与转动套(4)一起转动后也能相对铰链体(3)上下滑行的推动杆(5),所述的前腿(1)中部铰接有前连动杆(6),所述的后腿(2)中部铰接有后连动杆(7),并且所述的前连动杆(6)与后连动杆(7)铰接,所述的前腿(1)与后腿(2)之间还设有与推动杆(5)相互倾斜的纵向杆(8),所述的纵向杆(8)下端与前连动杆(6)和后连动杆(7)铰接,所述的纵向杆(8)上端与铰链体(3)之间设有第一卡锁装置(9),所述的推动杆(5)与铰链体(3)之间设置有第二卡锁装置(10),在第二卡锁装置(10)解锁后,所述的推动杆(5)转动并与纵向杆(8)共线对接,并在第一卡锁装置(9)解锁后通过推动杆(5)推动纵向杆(8)向下运动,进而通过前连动杆(6)和后连动杆(7)拉动前腿(1)和后腿(2)折叠。
2.根据权利要求1所述的婴儿推车车架,其特征在于:所述的第一卡锁装置(9)包括设在纵向杆(8)上端的锁定孔(91),所述的铰链体(3)上设有能与锁定孔(91)配合卡锁的锁定销(92),所述的锁定销(92)与铰链体(3)内还设有第一复位弹簧(93),所述的推动杆(5)上设有在其转动时能将锁定销(92)从锁定孔(91)内推出而使第一卡锁装置(9)解锁的推动部(51)。
3.根据权利要求2所述的婴儿推车车架,其特征在于:所述的锁定孔(91)呈弧形,所述的推动部(51)与锁定销(92)均与弧形锁定孔(91)匹配。
4.根据权利要求2或3所述的婴儿推车车架,其特征在于:所述的第二卡锁装置(10)包括设在铰链体(3)上的卡锁孔(101),所述的推动杆(5)内设有能与卡锁孔(101)配合的卡锁销(102),所述的推动杆(5)内设有能够拉动卡锁销(102)与卡锁孔(101)脱离的拉索(103),所述的推动杆(5)内还设有能使卡锁销(102)与卡锁孔(101)保持卡锁的第二弹簧(104)。
5.根据权利要求4所述的婴儿推车车架,其特征在于:在第一卡锁装置(9)和第二卡锁装置(10)锁定时,所述的推动部(51)与锁定销(92)均位于锁定孔(91)内,所述的推动部(51)上设有供卡锁销(102)穿过的让位孔(52)。
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CN114454947A (zh) * 2020-11-09 2022-05-10 明门瑞士股份有限公司 儿童车架

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CN101903232A (zh) * 2007-12-17 2010-12-01 妈妈和爸爸(控股)有限公司 改进的折叠式婴儿车车架
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Publication number Priority date Publication date Assignee Title
CN114454947A (zh) * 2020-11-09 2022-05-10 明门瑞士股份有限公司 儿童车架

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